/* Global Styles & Variables */
:root {
  --brand-blue: #0052a5;
  --brand-yellow: #ffd700;
  --brand-white: #ffffff;
  --text-dark: #333333;
  --text-light: #f8f9fa;
  --bg-light: #f8f9fa;
  --bg-dark: #343a40;
  --border-color: #dee2e6;
  --shadow-light: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-strong: 0 8px 16px rgba(0, 0, 0, 0.2);
  --font-primary: 'Inter', sans-serif;
  --modal-backdrop: rgba(0, 0, 0, 0.75);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px; /* Base font size */
}

body {
  font-family: var(--font-primary);
  color: var(--text-dark);
  line-height: 1.6;
  background-color: var(--brand-white);
  overflow-x: hidden; /* Prevent horizontal scroll */
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 60px 0; /* Adjusted padding */
}

.section-title {
  text-align: center;
  font-size: 2.5rem; /* Adjusted font size */
  margin-bottom: 40px; /* Adjusted margin */
  font-weight: 700;
  color: var(--brand-blue);
}

.section-title .text-yellow {
  color: var(--brand-yellow);
}
.section-title .text-blue {
  color: var(--brand-blue);
}

.section-subtitle {
  text-align: center;
  font-size: 1.1rem; /* Adjusted font size */
  color: #555;
  margin-bottom: 30px; /* Adjusted margin */
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.bg-light {
  background-color: var(--bg-light);
}

.hidden {
  display: none !important;
}

/* Image Modal Styles */
.image-modal {
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: var(--modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease-out;
}

.image-modal-content {
  margin: auto;
  display: block;
  max-width: 85%;
  max-height: 85%;
  border-radius: 8px;
  animation: zoomIn 0.3s ease-out;
}

.image-modal-close {
  position: absolute;
  top: 20px;
  right: 35px;
  color: var(--brand-white);
  font-size: 40px;
  font-weight: bold;
  transition: 0.3s;
  cursor: pointer;
}

.image-modal-close:hover,
.image-modal-close:focus {
  color: var(--brand-yellow);
  text-decoration: none;
}

#imageModalCaption, #projectGalleryModalCaption {
  margin: 15px auto 0;
  display: block;
  width: 80%;
  max-width: 700px;
  text-align: center;
  color: var(--border-color);
  padding: 10px 0;
  font-size: 1.1rem;
}

/* Project Gallery Modal Specifics */
.project-gallery-modal-content {
  position: relative;
  background-color: var(--brand-white);
  padding: 20px;
  border-radius: 8px;
  max-width: 90%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.project-gallery-modal-main-image {
  max-width: 100%;
  max-height: 65vh; /* Adjust as needed */
  object-fit: contain;
  margin-bottom: 15px;
  border-radius: 6px;
  cursor: zoom-in; /* Indicate zoomable */
}

.project-gallery-modal-thumbnails {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 10px 0;
  max-width: 100%;
}

.project-gallery-modal-thumbnails img-replace {
  width: 80px;
  height: 60px;
  object-fit: cover;
  cursor: pointer;
  border-radius: 4px;
  border: 2px solid transparent;
  transition: border-color 0.3s ease;
}

.project-gallery-modal-thumbnails img-replace.active,
.project-gallery-modal-thumbnails img-replace:hover {
  border-color: var(--brand-blue);
}

.project-gallery-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(0, 82, 165, 0.7);
  color: var(--brand-white);
  border: none;
  padding: 10px 15px;
  font-size: 24px;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.3s ease;
  z-index: 1001; /* Ensure above main image */
}
.project-gallery-nav.prev { left: 5px; }
.project-gallery-nav.next { right: 5px; }
.project-gallery-nav:hover { background-color: var(--brand-blue); }


/* Animations */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); } /* Adjusted transform */
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); } /* Adjusted transform */
  to { opacity: 1; transform: translateY(0); }
}
@keyframes zoomIn {
  from { opacity: 0; transform: scale(0.9); } /* Adjusted scale */
  to { opacity: 1; transform: scale(1); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Required Asterisk */
.required-asterisk {
  color: red;
  margin-left: 2px;
}

/* Form Hint */
.form-hint {
  display: block;
  font-size: 0.85rem;
  color: #666;
  margin-top: 4px;
}

/* Success Message */
.form-success-message {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
  padding: 15px;
  border-radius: 5px;
  text-align: center;
  margin-top: 20px;
  font-size: 1.1rem;
}